President Donald Trump on Monday laid out a pair of steps intended to pressure Russia to end its war in Ukraine, including funneling new weapons to Kyiv and threatening economic punishment on Moscow if peace isn’t reached in 50 days,

The latest steps reflect an evolving approach from the U.S. president, who promised to swiftly resolve the war that began when Russia invaded Ukraine in 2022.

The Patriot surface-to-air missile system has become one of Ukraine's most important platforms during Russia's full-scale invasion, which began in February 2022. Since 2023, Patriots in Ukraine have been used to down drones, ballistic missiles and Russian aircraft.